104987734666 has 8 divisors (see below), whose sum is σ = 166745225700. Its totient is φ = 49405992768.

The previous prime is 104987734637. The next prime is 104987734667. The reversal of 104987734666 is 666437789401.

It can be written as a sum of positive squares in 2 ways, for example, as 103468372225 + 1519362441 = 321665^2 + 38979^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×104987734666² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104987734667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1543937241 + ... + 1543937308.

Almost surely, 2^104987734666 is an apocalyptic number.

104987734666 is a deficient number, since it is larger than the sum of its proper divisors (61757491034).

104987734666 is a wasteful number, since it uses less digits than its factorization.

104987734666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3087874568.

The product of its (nonzero) digits is 36578304, while the sum is 61.

The spelling of 104987734666 in words is "one hundred four billion, nine hundred eighty-seven million, seven hundred thirty-four thousand, six hundred sixty-six".